Sample rack adapter



FIG. 1 is a perspective view of a sample rack adapter according to a first embodiment of our design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a left side elevation view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof;

FIG. 8 is a perspective view of a sample rack adapter according to the first embodiment placed in a sample rack;

FIG. 9 is a perspective view of a sample rack adapter according to a second embodiment of our design;

FIG. 10 is a front elevation view thereof;

FIG. 11 is a back elevation view thereof;

FIG. 12 is a right side elevation view thereof;

FIG. 13 is a left side elevation view thereof;

FIG. 14 is a top plan view thereof; and,

FIG. 15 is a bottom plan view thereof.

The broken lines shown in FIG. 8 depict environmental subject matter and form no part of the claimed design. The rest of the broken lines in the drawings depict portions of the sample rack adapter that form no part of the claimed design. 

CLAIM The ornamental design for a sample rack adapter, as shown and described. 